Title:
AIR CONDITIONER
Document Type and Number:
WIPO Patent Application WO/2012/098581
Kind Code:
A1
Abstract:
A disclosed air conditioner has a refrigerant circulation circuit (A) and a heat medium circulation circuit (B) which transfers heat with the refrigerant circulation circuit (A). The heat medium circulation circuit (A) is a closed circuit. The maximum head Pp of a pump (21) in the heat medium circulation circuit is 150kPa or greater, and, at least near the suction side, the pressure of the pump (21) is set to a sealed pressure which maintains at least atmospheric pressure during operation of the pump (21).
Inventors:
MORIMOTO HIROYUKI (JP)
YAMASHITA KOJI (JP)
YAMASHITA KOJI (JP)
Application Number:
PCT/JP2011/000280
Publication Date:
July 26, 2012
Filing Date:
January 20, 2011
Export Citation:
Assignee:
MITSUBISHI ELECTRIC CORP (JP)
MORIMOTO HIROYUKI (JP)
YAMASHITA KOJI (JP)
MORIMOTO HIROYUKI (JP)
YAMASHITA KOJI (JP)
International Classes:
F24F5/00; F24F11/02; F25B1/00; F25B49/02
Domestic Patent References:
| WO2010049998A1 | 2010-05-06 |
Foreign References:
| JP2000276985A | 2000-10-06 | |||
| JP2000104940A | 2000-04-11 | |||
| JP2006036171A | 2006-02-09 | |||
| JP2003106985A | 2003-04-09 |
Other References:
See also references of EP 2667107A4
Attorney, Agent or Firm:
KOBAYASHI, Hisao et al. (JP)
Hisao Kobayashi (JP)
Hisao Kobayashi (JP)
Download PDF:
Claims: